Filter attachment for a camera



FIG. 1 is a front perspective view of a filter attachment for a camera showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view thereof, the left side elevational view being a mirror image of FIG. 7; and,

FIG. 8 is a referential perspective of the filter attachment for a camera, wherein the broken line showing of the camera in FIG. 8 forms no part of the claimed design. 

CLAIM The ornamental design for a filter attachment for a camera, as shown. 